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Mastering rpm-build and rpmlint: Bringing ‘Home-Grown’ Scripts to Fedora Standards

By IT From Zero May 17, 2026

Stop manual file copying! Learn to package RPMs on Fedora with rpm-build and rpmlint for professional software management, automated dependencies, and fast deployment.

Ubuntu

Ubuntu Security: Using Firejail to Sandbox Applications and Prevent Data Theft

By IT From Zero May 17, 2026

Don't let a random GitHub script steal your SSH keys or passwords. Firejail allows you to easily sandbox Ubuntu applications, keeping your system secure and lightweight.

Git

Git Rerere: Don’t Let Merge Conflicts Trouble You Twice

By IT From Zero May 17, 2026

Git Rerere is a feature that remembers how you fix merge conflicts to automatically apply them next time. This trick saves 30-40 minutes when rebasing complex branches.

Git

Trunk-based Development: The Secret to Eliminating ‘Merge Hell’ and Accelerating CI/CD

By IT From Zero May 16, 2026

Trunk-based Development is the secret weapon used by top tech teams like Google and Facebook to accelerate releases. Learn how to eliminate merge conflict fears and optimize your CI/CD workflow today.

Database

Deploying MariaDB Galera Cluster: A Multi-master High Availability Solution for Production

By IT From Zero May 16, 2026

A detailed guide on setting up a 3-node MariaDB Galera Cluster. This synchronous multi-master solution ensures your database system stays online and secure against hardware failures.

Linux

Recover Linux Partitions and Data: A Practical Guide to TestDisk and PhotoRec

By IT From Zero May 16, 2026

Lost data or accidentally deleted a Linux partition? A practical guide on using TestDisk and PhotoRec to recover data quickly and safely from an expert.

Artificial Intelligence tutorial - IT technology blog

K8sgpt Guide: Diagnose Kubernetes Clusters with AI in 30 Seconds

By IT From Zero May 16, 2026

Save 80% of Kubernetes log debugging time with K8sgpt. Detailed guide on using AI to automatically diagnose CrashLoopBackOff, Ingress, and RBAC errors in just 30 seconds.

Database

Meilisearch: A “Lightning-Fast” Search Engine to Replace Elasticsearch for Small and Mid-sized Projects

By IT From Zero May 16, 2026

Meilisearch is a high-speed search solution and a perfect alternative to Elasticsearch for small to medium websites. This article covers setup, configuration, and practical insights from 6 months of production use.

Database

Valkey Installation Guide: The Perfect Open Source Redis Alternative

By IT From Zero May 16, 2026

Valkey is a fully open-source fork of Redis created after its license change. Here is a detailed guide to installing Valkey on Docker and Ubuntu for developers.

Ubuntu

Installing Caddy on Ubuntu: Reverse Proxy with Automatic HTTPS in a Heartbeat

By IT From Zero May 16, 2026

A guide to installing Caddy Web Server on Ubuntu. The perfect Nginx alternative featuring automatic HTTPS and ultra-fast Reverse Proxy configuration in minutes.

MySQL Group Replication Tutorial: Building an Auto-Failover InnoDB Cluster

OpenSCAP Guide for Linux: Automated Scanning and CIS Benchmark Remediation

A Guide to Configuring Table Partitioning in MySQL: Boosting Large Table Performance with RANGE and LIST

How to Install and Configure Fail2ban on Linux: Block SSH and Web Server Brute-Force Attacks

Configuring kdump on Fedora Server: Capturing Kernel Panics and Analyzing Crash Dumps

Kokoro-TTS Setup and Usage Guide: Building an Offline AI Text-to-Speech System on Linux

Real-Time File Synchronization on CentOS Stream 9 with Lsyncd and Rsync: A Production-Grade Setup

How to Use Rclone on Ubuntu to Automate Data Backups to Google Drive, S3, and OneDrive

Installing and Configuring AIDE on CentOS Stream 9: File Integrity Monitoring and Tamper Detection

How to Monitor HashiCorp Vault with Prometheus and Grafana: Tracking Token Leases, Request Latency, and Unseal Status

Mastering rpm-build and rpmlint: Bringing ‘Home-Grown’ Scripts to Fedora Standards

Ubuntu Security: Using Firejail to Sandbox Applications and Prevent Data Theft

Git Rerere: Don’t Let Merge Conflicts Trouble You Twice

Trunk-based Development: The Secret to Eliminating ‘Merge Hell’ and Accelerating CI/CD

Deploying MariaDB Galera Cluster: A Multi-master High Availability Solution for Production

Recover Linux Partitions and Data: A Practical Guide to TestDisk and PhotoRec

K8sgpt Guide: Diagnose Kubernetes Clusters with AI in 30 Seconds

Meilisearch: A “Lightning-Fast” Search Engine to Replace Elasticsearch for Small and Mid-sized Projects

Valkey Installation Guide: The Perfect Open Source Redis Alternative

Installing Caddy on Ubuntu: Reverse Proxy with Automatic HTTPS in a Heartbeat